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Quartz Var Amethyst

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TBM1013716

Quartz Var Amethyst

Classic Locality

Description Tabs

Description
Locality: 
Alto Uruguay, Tiradentes do Sul, Rio Grande do Sul, Brazil
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
5.5 × 7.5 × 8 cm
Weight: 
448.00gr
Description

Cut chalcedony ball with a small geode with rose Quartz crystals in the center

Mineral Data
What's on the rock

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Amethyst

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Formula: 
SiO2
Hardness: 
0.0
Colour: 
Purple